GitLab

BUG=None
TEST=Preferences-->Under the Hood. Click on downloads path, don't get awkward blue focus ring.

Review URL: http://codereview.chromium.org/330028

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@30230 0039d316-1c4b-4281-b951-d872f2087c98